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Did you know?
Multiple experimental evidences have confirmed that at the molecular level, cancer is caused by lesions in cellular DNA.
Did you know?
Bacteria have flourished on the earth for over three billion years. They were the first life forms on the planet.
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Prostaglandins were first isolated from human semen in Sweden in the 1930s. They were so named because the researcher thought that they came from the prostate gland. In fact, prostaglandins exist and are synthesized in almost every cell of the body.
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The horizontal fraction bar was introduced by the Arabs.
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More than 34,000 trademarked medication names and more than 10,000 generic medication names are in use in the United States.